/Engine/Plugins/VirtualProduction/RemoteControl/Source/WebRemoteControl/Public/IWebRemoteControlModule.h
The request preprocessor should return false if the request should pass through, and true if the request has been handled by the preprocessor. If the request is handled by the preprocessor, you must call the OnComplete callback.FDelegateHandleThe handle to the delegate, used for unregistering preprocessors.
[FDelegateHandle](API\Runtime\Core\Delegates\FDelegateHandle) RegisterRequestPreprocessor ( FHttpRequestHandler RequestPreprocessor )